![](http://datasheet.mmic.net.cn/130000/TUA4300G_datasheet_5023300/TUA4300G_17.png)
FS: 04/93
Page 18
Prestage AGC output
10 AGC-voltage AM
V20
V33,34 =50mVrms
1
6
7
V
11 AGC-voltage AM
V20
V33,34 =200mVrms
1
0
0.5
V
12 AGC-voltage FM
V32
V33,34=50mVrms
1
0
0.15
V
13 AGC-current FM
I21
V33,34=50mVrms
1
0
0.1
mA
14 Integrator Current
I31*
V33,34=50mVrms Vm=3V
1
-30
- 38
-49
A
15 Integrator Current
I31*
V33,34=200mVrms Vm=3V
1
+32
+40
+51
A
2 nd AM IF section
Mixer 2
1 Max. Mixer gain
AM2
V17 =1mV; Vout=VIF450
1
172023
dB
f17=10.7 MHz; f14=10.25 MHz
2 Mixer AGC-range
A
A=A
V17=1mV - AV17=100 mV
1
172023
dB
3 Mixer gain seek mode on
V17=1mV; V3=0.7V
1
17
20
23
dB
4 Noise figure
F
Lab
10
dB
5 Integrator Current
I42*V17=0 Vm=3V
1
+80
+150
+230
A
6 Integrator Current
I42*V17=100mVrms Vm=3V
1
- 190
- 270
- 380
A
2nd LO
7 Operational frequency f14
1
9.25
10.25
11.25
MHz
8 External force voltage
V14
Rg=600
;Ck= 100pF
1
30
mVrms
9 Input Imp. Crystal Osc. Z14
Lab
-500
-600
-400
10 Crystal Resistance
RC1
PTOTC=50W; Fundamental
100
11 Spurious Harm. Cryst.
aSP
PTOTC=50W; F<30 MHz
-20
dB
FM mode
fIF=10.7 MHz
f35-36=100 MHz
V43=open
Mixer 1
1 Interceptpoint
IP3
Lab
125
dB
V
3rd order
special testcircuit necessary
2 Noise figure (10 MHz)
F
Rg opt=500
Lab
6
dB
3 Mixer gain
AM1
V35-36=10mVrms; Vout =V23
Lab
9
dB
(RF=330 ;aF=-4dB)
4 Over all gain
AM IF
V35,36=10mVrms ; Vout=VIF10.7 1
263238
dB
5 Input impedance
R35-36 sym.
Lab
3.2
4
4.8
k
6 Input impedance
C35-36 sym.
Lab
1.6
2
2.4
pF
7 Input impedance
R35-36 asym.
Lab
1.6
2
2.4
k
8 Input impedance
C35-36 asym.
Lab
3.2
4
4.8
pF
Prestage AGC output
9 AGC voltage FM
V32
V35,36=0mVrms
1
5.6
6.4
7.2
V
10 AGC voltage FM
V32
V35,36=50mVrms
10
0.1
V
11 AGC current FM
I21
V35,36=0 mVrms
1
9.5
12
14.5
mA
12 AGC current FM
I21
V35,36=50mVrms
10
0.1
mA
13 AGC voltage AM
V28
V35,36=0
1
0
0.5
V
14 Integrator Current
I32*V35=0 Vm=4.8V
1
- 12
- 25
- 46
A
15 Integrator Current
I32*V35=100mVrms Vm=4.8V
1
+42
+60
+81
A
*) Integrator currents are measured between the output pin (- Pole of the measurement equipment)
and a voltage source Vm (+ Pole)
SIEMENS AG
IC-SPECIFICATION
TUA 4300 G
–––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––
AC / DC Characteristics
AC / DC characteristics involve the spread of values guaranteed within the specified supply voltage and ambient
temperature range. Typical characteristics are the median of the production.
#
Parameter
Symbol
Test
Min
Typ
Max
Units
Conditions
Circuit
–––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––
The reproduction, transmission or use of this document or its contents is not permitted without express written authority. Offenders will be liable for damages. All rights, including rights created
by patent grant or registration of a utility model or design, are reserved.
HL DOK
V66047-S695-G100-G1
12.11.96